[INFO] cloning repository https://github.com/klautcomputing/diesel_relations
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/klautcomputing/diesel_relations" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklautcomputing%2Fdiesel_relations", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklautcomputing%2Fdiesel_relations'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79f472647e61911211230592592f5897185012b9
[INFO] testing klautcomputing/diesel_relations against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklautcomputing%2Fdiesel_relations" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/klautcomputing/diesel_relations
[INFO] finished tweaking git repo https://github.com/klautcomputing/diesel_relations
[INFO] tweaked toml for git repo https://github.com/klautcomputing/diesel_relations written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/klautcomputing/diesel_relations on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/klautcomputing/diesel_relations already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dotenvy v0.15.6
[INFO] [stderr]   Downloaded pq-sys v0.4.7
[INFO] [stderr]   Downloaded diesel_derives v2.0.1
[INFO] [stderr]   Downloaded diesel v2.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa8fd8507467a0622885dfb7f8507a183036b5eda10c6630ee9331b27dcb56e9
[INFO] running `Command { std: "docker" "start" "-a" "aa8fd8507467a0622885dfb7f8507a183036b5eda10c6630ee9331b27dcb56e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa8fd8507467a0622885dfb7f8507a183036b5eda10c6630ee9331b27dcb56e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa8fd8507467a0622885dfb7f8507a183036b5eda10c6630ee9331b27dcb56e9", kill_on_drop: false }`
[INFO] [stdout] aa8fd8507467a0622885dfb7f8507a183036b5eda10c6630ee9331b27dcb56e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb47158833da035c7c2ae5dbf04771e7ae2386fc96b1612e93e6ffc202f1a685
[INFO] running `Command { std: "docker" "start" "-a" "eb47158833da035c7c2ae5dbf04771e7ae2386fc96b1612e93e6ffc202f1a685", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.104
[INFO] [stderr]    Compiling pq-sys v0.4.7
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling dotenvy v0.15.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "eb47158833da035c7c2ae5dbf04771e7ae2386fc96b1612e93e6ffc202f1a685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb47158833da035c7c2ae5dbf04771e7ae2386fc96b1612e93e6ffc202f1a685", kill_on_drop: false }`
[INFO] [stdout] eb47158833da035c7c2ae5dbf04771e7ae2386fc96b1612e93e6ffc202f1a685